Determine what value(s) for the variable would make each algebraic equation a true number sentence.
m2 = 81 is true for_.
6p = 3p + 2p + p is true for_.
r + 74 = r - 74 is true for_.

astronomers is your final answer! : )

the answer

b. they are parallel and will never intersect.

b.-4 units

all you   do is count how many times you move

answer:   b

step-by-step explanation:

x2 = 16

x can not be a negative number because 16 is positive

the only answer would be positive 8